/*
 * Copyright 2018 Azavea
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package geotrellis.spark.pipeline.ast

import geotrellis.spark.pipeline.json.PipelineExpr

import io.circe.Json
import org.apache.spark.SparkContext

trait Node[T] extends Serializable {
  def eval(implicit sc: SparkContext): T
  def arg: PipelineExpr
  def asJson: List[Json]
}
